When Birds Change Their Feathers

by Roma Gans

Describes how and why animals shed their feathers, hair, shells, horns etc., with emphasis on the molting of birds. This description may be from another edition of this product.

• Format: Hardcover
• Language: English
• ISBN: 0690039476
• ISBN13: 9780690039474
• Release Date: January 1980
• Publisher: Crowell
• Length: 40 Pages
• Weight: 0.78 lbs.